Aptevo Therapeutics Inc. reports

Company location: Seattle, WA
Fiscal year end: 31 December

Aptevo Therapeutics Inc. has filed 724 SEC EDGAR filings since 15 Apr 2016

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SEC filing history

Showing 1-25 of 724 matching filings.

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1

PRE 14A File 001-37746

PRE 14A

Filing date: 21 Aug 2026
Reporting date: 21 Aug 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-1 File 333-298483

S-1

Filing date: 21 Aug 2026
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-37746

8-K

Filing date: 21 Aug 2026
Reporting date: 21 Aug 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SCHEDULE 13G/A File 005-89584

SCHEDULE 13G/A filing

Filing date: 14 Aug 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-37746

10-Q

Filing date: 14 Aug 2026
Reporting date: 30 Jun 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-37746

8-K

Filing date: 14 Aug 2026
Reporting date: 14 Aug 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-37746

8-K

Filing date: 13 Aug 2026
Reporting date: 12 Aug 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 17 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4

Filing date: 10 Aug 2026
Reporting date: 06 Aug 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-37746

DEF 14A

Filing date: 31 Jul 2026
Reporting date: 31 Jul 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

ARS File 001-37746

ARS

Filing date: 31 Jul 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-37746

8-K

Filing date: 27 Jul 2026
Reporting date: 27 Jul 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-8 File 333-297675

S-8

Filing date: 24 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-37746

8-K

Filing date: 30 Jun 2026
Reporting date: 29 Jun 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SCHEDULE 13G File 005-89584

SCHEDULE 13G filing

Filing date: 22 Jun 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

3

PRIMARY DOCUMENT

Filing date: 22 Jun 2026
Reporting date: 25 May 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3

Filing date: 28 May 2026
Reporting date: 20 May 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

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